51. Although Minh was careful, he broke the glass.

52. Although we didn't expect you, we're glad you've come.

53. Despite the bad weather, we enjoyed our holiday on the island.

54. In spite of his broken leg, he managed to get out of the car.

55. The man who/ whom I met yesterday is very kind.

56. This is Mrs. Ha whose son won the scholarship last semester.

57. Thomas, who always helps poor people is very generous.

58. The girl who lives next door to us is very friendly.

59. The river which flows through Ho Chi Minh city is the Saigon river.

60. The hotel in which we stayed last summer was luxurious.

------------------------------------------

51. In spite of the fact that it got dark, they continued to work. 

52. In spite of the fact that it is very noisy, I keep studying.

53. Although the test was difficult, we did well.

54. Although he is strong, I am not afraid of him.

55. Although he was hungry, he didn't eat much.

56. Do you know the children who are playing soccer in the stadium?

57. The little boy who is crying over there lost his way.

58. The black lady who/whom you met at the party last night is a famous writer.

59. Do you know Mr. David, whose car is parked in front of my house.

60. Nguyen Du, who we consider Nguyen Du a poet of genius,   wrote "Truyen Kieu" .

51. Although Minh was careful, he broke the glass 52. Although we didn't expect you, we're glad you've come. 53. Although the weather was bad, we enjoyed our holiday on the island. C2: Despite the bad weather, we enjoyed... 54. In spite of his broke leg, he... 55. The man whom I met yesterday is very kind. 56. This is Mrs. Ha whose son won... 57. Thomas, who always..., is very... 58. The girl who lives next...is... 59. The river which flows...is... 60. The hotel in which we stay is a luxurious one